Читать книгу Sex For Dummies - Pierre Lehu A., Dr. Ruth K. Westheimer - Страница 19

After an embryo burrows its way into the endometrium, it grows until it has a human shape and all its organs — a process that takes about 12 weeks. At this point, the embryo is renamed a fetus. (Also, by this stage of the pregnancy, many couples give the fetus funny names — none of which, hopefully, will land on the final birth certificate.)